Patents by Inventor Ian R. Matthews
Ian R. Matthews has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 5585513Abstract: A compound of the formula: ##STR1## useful as an intermediate in the preparation of fungicides.Type: GrantFiled: June 6, 1995Date of Patent: December 17, 1996Assignee: Zeneca LimitedInventors: Ian R. Matthews, Christoher R. A. Godfrey, John M. Clough
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Patent number: 5439910Abstract: Compounds having formula (I) ##STR1## wherein R.sup.1, R.sup.2 and A are defined as in the specification. The compounds are useful as fungicides.Type: GrantFiled: October 12, 1993Date of Patent: August 8, 1995Assignee: Zeneca LimitedInventors: Paul J. de Fraine, John M. Clough, Paul A. Worthington, Brian L. Pilkington, Ian R. Matthews
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Patent number: 5438066Abstract: Fungicidal and insecticidal compounds having the general formula (I): ##STR1## or a stereoisomer thereof, wherein A is CH or N; B is OCH.sub.3 or NHCH.sub.3 ; one of L and M is N and the other is S or O; X is an optionally substituted carbocyclic or heterocyclic group; and n is 0 or 1.Type: GrantFiled: October 27, 1993Date of Patent: August 1, 1995Assignee: Zeneca LimitedInventor: Ian R. Matthews
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Patent number: 5342837Abstract: Fungicidal compounds having the formula (I): ##STR1## and stereoisomers thereof, wherein A is hydrogen, halo, hydroxy, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 haloalkyl, C.sub.1-4 haloalkoxy, C.sub.1-4 alkylcarbonyl, C.sub.1-4 alkoxycarbonyl, phenoxy, nitro or cyano; R.sup.1 and R.sup.2, which may be the same or different, are hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted heterocyclylalkyl, optionally substituted cycloalkylalkyl, optionally substituted aralkyl, optionally substituted aryloxyalkyl, optionally substituted heterocyclyloxyalkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted alkoxy, optionally substituted aryl, optionally substituted heterocyclyl, optionally substituted aryloxy, optionally substituted heterocyclyloxy, nitro halo cyano, --NR.sup.3 R.sup.4, --CO.sub.2 R.sup.3, --CONR.sup.3 R.sup.4, --COR.sup.3, --S(O).sub.n R.sup.3 wherein is 0, 1 or 2, (CH.sub.2).sub.m PO(OR.sup.3).sub.Type: GrantFiled: January 22, 1993Date of Patent: August 30, 1994Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Ian R. Matthews
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Patent number: 5221691Abstract: Fungicidal compounds having the formula (I): ##STR1## and stereoisomers thereof, wherein A is hydrogen, halo, hydroxy, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 haloalkyl, C.sub.1-4 haloalkoxy, C.sub.1-4 alkylcarbonyl, C.sub.1-4 alkoxycarbonyl, phenoxy, nitro or cyano; R.sup.1 and R.sup.2, which may be the same or different, are hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted heterocyclylalkyl, optionally substituted cycloalkylalkyl, optionally substituted aralkyl, optionally substituted aryloxyalkyl, optionally substituted heterocyclyloxyalkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted alkoxy, optionally substituted aryl, optionally substituted heterocyclyl, optionally substituted aryloxy, optionally substituted heterocyclyloxy, nitro, halo, cyano, --NR.sup.3 R.sup.4, --CO.sub.2 R.sup.3, --CONR.sup.3 R.sup.4, --COR.sup.3, --S(O).sub.n R.sup.3 wherein n is 0, 1 or 2, (CH.sub.2).sub.m PO(OR.sup.3).sub.Type: GrantFiled: January 29, 1992Date of Patent: June 22, 1993Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Ian R. Matthews
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Patent number: 5153199Abstract: Compounds having the general formula (I): ##STR1## and optical isomers thereof, wherein X is oxygen or sulphur; R.sup.1 is halogen, C.sub.1-4 alkoxy or C.sub.1-4 haloalkoxy; R.sup.2 and R.sup.3, which are the same or different, are hydrogen, --CO.sub.2 R.sup.5 or C.sub.1-4 alkyl; R.sup.4 is hydrogen, cyano, C.sub.1-4 alkyl (optionally substituted with cyano or halogen), --(CH.sub.2).sub.n CO.sub.2 R.sup.6, --CONR.sup.6 R.sup.7, C.sub.3-6 cycloalkyl, C.sub.2-4 alkenyl, C.sub.2-4 alkynyl, optionally substituted phenyl or optionally substituted heteroaromatic; or the group CR.sup.2 R.sup.3 R.sup.4 can form an allene moiety optionally substituted with C.sub.1-4 alkyl; R.sup.5, R.sup.6 and R.sup.7, which are the same or different, are hydrogen or C.sub.1-4 alkyl; n is 0, 1, 2, 3 or 4; and metal complexes thereof are active as fungicides.Type: GrantFiled: December 19, 1990Date of Patent: October 6, 1992Assignee: Imperial Chemical Industries PLCInventors: Don R. Baker, Patrick J. Crowley, Paul A. Worthington, Ian R. Matthews
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Patent number: 5126338Abstract: Compounds of having the general formula (I): ##STR1## and stereoisomers thereof, wherein R.sup.1 is hydrogen, halogen, C.sub.1-4 alkoxy, C.sub.1-4 alkyl, C.sub.2-4 alkenyl, C.sub.2-4 alkynyl, C.sub.1-4 haloalkyl, C.sub.1-4 haloalkoxy, COR or cyano; R.sup.2, R.sup.3 and R.sup.4 are independently hydrogen, halogen or methyl, provided that R.sup.2, R.sup.3 and R.sup.4 are not all hydrogen and provided that when one of them is methyl then at least one of the other two is not hydrogen; ##STR2## wherein R.sup.5 is hydrogen, C.sub.1-4 alkyl (optionally substituted by hydrogen or cyano), optionally substituted benzyl, C.sub.2-4 alkenyl, C.sub.2-4 alkynyl, cyano, COR, C.sub.1-4 thioalkoxy, C.sub.1-4 thiohaloalkoxy or SNR.sup.7 R.sup.8 ; R.sup.7 and R.sup.8 are independently C.sub.1-4 alkyl or CO.sub.2 R; Y is oxygen or sulphur; R.sup.6 is C.sub.1-4 alkoxy, C.sub.1-4 thioalkoxy or --NR.sup.9 R.sup.10 ; and R.sup.9 and R.sup.10 are independently hydrogen, C.sub.1-4 alkyl, aryl or aralkyl or R.sup.9 and R.sup.Type: GrantFiled: January 3, 1991Date of Patent: June 30, 1992Assignee: Imperial Chemical Industries PLCInventors: Paul A. Worthington, Ian R. Matthews, David Bartholomew, Patrick J. Crowley, Don R. Baker, Karl J. Fisher
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Patent number: 5100886Abstract: A metal complex having the general formula (I): ##STR1## wherein R.sup.1 is C.sub.1-4 alkoxy, C.sub.1-4 haloalkoxy, or C.sub.2-4 alkenyloxy; R.sup.2 is hydrogen or cyano; R.sup.3 is hydrogen or methyl; X is oxygen or sulphur; M.sub.p Y.sub.q is a transition metal salt wherein M is a transition metal cation, Y is an anion and p and q are independently 1, 2 or 3 according to valency requirements; and n is 1 or 2. The metal complexes of formula (I) are active as fungicides.Type: GrantFiled: November 8, 1990Date of Patent: March 31, 1992Assignee: Imperial Chemical Industries PLCInventors: David Seaman, Ian R. Matthews, Neal R. Bird